The robbery happened around 7:45 p.m. Monday in the 1700 block of Rockland Street.
Police say the suspects approached the victim and at least one of them had a gun.
They took the victim's iPhone, cash and cigarettes then fled on foot.
The pair was caught on surveillance video at a corner store just prior to the robbery.
The suspects were described by police as:
Suspect #1: Black male, late teens to early 20s, 5'7"-5'9" tall, medium build, dark complexion, short hair, thin mustache and beard. He was wearing a grey sweatshirt with a logo showing white gloves holding money, black pants and black sneakers.
Suspect #2: Black male, 17 to 19 years old, 5'8"-5'10" tall, medium build, medium complexion, wearing a gray zip up hooded sweatshirt, khaki colored cargo pants and black sneakers.
Anyone with information is asked to contact Philadelphia Police at 215-686-TIPS (8477), text a tip to PPD TIP (773847) or through PhillyPolice.com.